考察了超细磨碱浸的作用，讨论了促进黄铁矿分解的机械化学机理。
The function of ultra fine grinding and alkali leaching is investigated, and the mechanochemistry mechanism of accelerating pyrite decomposition is discussed.
所得的产物与固相条件下合成的前驱物在相同条件下进行分解所得的超细金属氧化物相比较。
The production was compared with the production which was obtained by decomposition of precursors which was prepared by solid-state reaction.
本文研究了以液相沉淀法合成前驱体，然后对前驱体进行热分解还原得到棒状超细铁粉的方法。
This thesis carries on the study of preparing claviform ultra-fine iron powder by liquid precipitation-thermal reduction.
血液和脑实质能产生超氧负离子，这大概与血液分解产物包括三价铁有关。
Both blood and brain parenchyma have been shown to generate superoxide anion, probably related to blood breakdown products including ferric iron.
采用弯曲射线追踪算法计算走时，分别用最小二乘QR分解算法与代数重建技术就恰定方程组、超定方程组与欠定方程组进行了成像计算。
LSQR and ART algorithms are applied separately to calculate tomography for the determined system of equation, overdetermined system of equation and underdetermined system of equation.
以不同原料，分别对制备高纯超细氧化铝粉的静态热分解法及喷雾热分解法进行对比研究，对影响粉体质量的诸因素作了具体分析与对比。
The effects of different raw materials and techniques on character of alumina powder were respectively compared and researched to pyrolysis and spray pyrolysis methods.
提出了超图理论的一个新分支-有向超图理论和一类新方法-分解收缩（DCP，PDCP和GDC）法，用于示解超网络问题。
A new branch of hypergraph theory-directed hyperaph theory and a kind of new methods-dicomposition contraction(DCP, PDCP and GDC) methods are presented for solving hypernetwork problems.
净化铝酸钠溶液加入自制高活性超细氢氧化铝晶种进行种分分解、制备超微细高纯氢氧化铝和氧化铝。
Sodium aluminate solution is purified and is seed-precipitated with addition of super-fine alumina with high activity to prepare super-fine and high-purity aluminum hydroxide and alumina.
净化铝酸钠溶液加入自制高活性超细氢氧化铝晶种进行种分分解、制备超微细高纯氢氧化铝和氧化铝。
Sodium aluminate solution is purified and is seed-precipitated with addition of super-fine alumina with high activity to prepare super-fine and high-purity aluminum hydroxide and alumina.
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